South Dakota Primaries: The Path to Victory
Explore the map to see how each candidate performed across South Dakota's 66 counties. Polls close at 9 p.m. E.T.
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NOTE: As John McCain is the presumptive Republican nominee, results from the South Dakota Republican primary will have no impact on the Republican race.
SOURCE: Associated Press | GRAPHIC: By Alyson Hurt and Larry Sanderson, washingtonpost.com; Nathaniel Vaughn Kelso, The Washington Post